19929378

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 47278080

約数和(自身を除く): 27348702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 147, 159, 294, 318, 371, 742, 1113, 1279, 2226, 2558, 2597, 3837, 5194, 7674, 7791, 8953, 15582, 17906, 26859, 53718, 62671, 67787, 125342, 135574, 188013, 203361, 376026, 406722, 474509, 949018, 1423527, 2847054, 3321563, 6643126, 9964689, 19929378]

約数ペア:

[(1, 19929378), (2, 9964689), (3, 6643126), (6, 3321563), (7, 2847054), (14, 1423527), (21, 949018), (42, 474509), (49, 406722), (53, 376026), (98, 203361), (106, 188013), (147, 135574), (159, 125342), (294, 67787), (318, 62671), (371, 53718), (742, 26859), (1113, 17906), (1279, 15582), (2226, 8953), (2558, 7791), (2597, 7674), (3837, 5194)]